Delphi DLL

AI: Simple Conversation

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Initiates a conversation and sends two requests. The second request includes the transcript of the messages between the user and assistant from the first request. Delphi DLL

var
success: Boolean;
ai: HCkAi;
systemMsg: PWideChar;
developerMsg: PWideChar;
conversationName: PWideChar;
sbResponse: HCkStringBuilder;
json: HCkJsonObject;

begin
success := False;

//  This example assumes the Chilkat API to have been previously unlocked.
//  See Global Unlock Sample for sample code.

ai := CkAi_Create();

//  The provider can be "openai", "google", "claude", "deepseek", "xai", or "perplexity".
//  Support for additional providers will be added in future versions of Chilkat.
CkAi_putProvider(ai,'claude');

//  Use your provider's API key.
CkAi_putApiKey(ai,'MY_API_KEY');

//  Choose a model.
CkAi_putModel(ai,'claude-opus-5');

//  Create a new conversation to be maintained locally in memory.
//  If the conversation is the first to be created, it is also automatically selected.
systemMsg := 'You are a helpful assistant';
developerMsg := 'Respond only with markdown';
conversationName := 'test_conversation';
CkAi_NewConvo(ai,conversationName,systemMsg,developerMsg);

//  -------------------------------------------------------------------------------------------
//  Make the first request...
//  Add a text input.
CkAi_InputAddText(ai,'Say Hello');

//  Ask the AI for text output.
success := CkAi_Ask(ai,'text');
if (success = False) then
  begin
    Memo1.Lines.Add(CkAi__lastErrorText(ai));
    Exit;
  end;

//  Get the text response.
sbResponse := CkStringBuilder_Create();
CkAi_GetOutputTextSb(ai,sbResponse);
Memo1.Lines.Add(CkStringBuilder__getAsString(sbResponse));
Memo1.Lines.Add('----');

//  -------------------------------------------------------------
//  The response is in markdown format.
//  Also see Markdown to HTML Conversion Examples.
//  -------------------------------------------------------------

//  Sample output:

//  # Hello! 👋
//  ## Welcome!
//  It's **great** to meet you. How can I *assist* you today?
//  ---
//  Feel free to ask me anything, and I'll respond in `markdown` format.

//  -------------------------------------------------------------------------------------------
//  Send the 2nd request in the conversation.
CkAi_InputAddText(ai,'Thanks for saying Hello. Please give me a 2 sentence bit of wisdom from Confucious.');
success := CkAi_Ask(ai,'text');
if (success = False) then
  begin
    Memo1.Lines.Add(CkAi__lastErrorText(ai));
    Exit;
  end;

//  Get the text response.
CkStringBuilder_Clear(sbResponse);
CkAi_GetOutputTextSb(ai,sbResponse);
Memo1.Lines.Add(CkStringBuilder__getAsString(sbResponse));

//  Sample output:

//  ## Wisdom from Confucius
//  > *"The man who moves a mountain begins by carrying away small stones. It does not matter how slowly you go as long as you do not stop."*
//  These words remind us that **persistence** and **patience** are the keys to achieving even the most daunting goals. 🏔️

//  -------------------------------------------------------------------------------------------
//  Look at the conversation so far...
//  
json := CkJsonObject_Create();
CkAi_ExportConvo(ai,conversationName,json);
CkJsonObject_putEmitCompact(json,False);
Memo1.Lines.Add(CkJsonObject__emit(json));

//  Note: The conversation transcript format exported and imported by Chilkat is always the OpenAI format,
//  regardless of the AI provider.  (Chilkat translates the format from OpenAI to whatever is needed by the actual AI provider being used.)

//  {
//    "input": [
//      {
//        "role": "system",
//        "content": [
//          {
//            "type": "input_text",
//            "text": "You are a helpful assistant"
//          }
//        ]
//      },
//      {
//        "role": "developer",
//        "content": [
//          {
//            "type": "input_text",
//            "text": "Respond only with markdown"
//          }
//        ]
//      },
//      {
//        "role": "user",
//        "content": [
//          {
//            "type": "input_text",
//            "text": "Say Hello"
//          }
//        ]
//      },
//      {
//        "role": "assistant",
//        "content": [
//          {
//            "type": "output_text",
//            "text": "# Hello! 👋\n\n**Welcome!** It's *great* to meet you.\n\nHow can I assist you today?"
//          }
//        ]
//      },
//      {
//        "role": "user",
//        "content": [
//          {
//            "type": "input_text",
//            "text": "Thanks for saying Hello. Please give me a 2 sentence bit of wisdom from Confucious."
//          }
//        ]
//      },
//      {
//        "role": "assistant",
//        "content": [
//          {
//            "type": "output_text",
//            "text": "## Wisdom from Confucius\n\n> *\"The man who moves a mountain begins by carrying away small stones. It does not matter how slowly you go as long as you do not stop.\"*\n\nThese words remind us that **persistence** and **patience** are the keys to achieving even the most daunting goals. 🏔️"
//          }
//        ]
//      }
//    ]
//  }

CkAi_Dispose(ai);
CkStringBuilder_Dispose(sbResponse);
CkJsonObject_Dispose(json);